<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<HTML
><HEAD
><TITLE
>tables</TITLE
><META
NAME="GENERATOR"
CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK
REV="MADE"
HREF="mailto:pgsql-docs@postgresql.org"><LINK
REL="HOME"
TITLE="PostgreSQL 9.1.2 Documentation"
HREF="index.html"><LINK
REL="UP"
TITLE="The Information Schema"
HREF="information-schema.html"><LINK
REL="PREVIOUS"
TITLE="table_privileges"
HREF="infoschema-table-privileges.html"><LINK
REL="NEXT"
TITLE="triggered_update_columns"
HREF="infoschema-triggered-update-columns.html"><LINK
REL="STYLESHEET"
TYPE="text/css"
HREF="stylesheet.css"><META
HTTP-EQUIV="Content-Type"
CONTENT="text/html; charset=ISO-8859-1"><META
NAME="creation"
CONTENT="2011-12-01T22:07:59"></HEAD
><BODY
CLASS="SECT1"
><DIV
CLASS="NAVHEADER"
><TABLE
SUMMARY="Header navigation table"
WIDTH="100%"
BORDER="0"
CELLPADDING="0"
CELLSPACING="0"
><TR
><TH
COLSPAN="5"
ALIGN="center"
VALIGN="bottom"
><A
HREF="index.html"
>PostgreSQL 9.1.2 Documentation</A
></TH
></TR
><TR
><TD
WIDTH="10%"
ALIGN="left"
VALIGN="top"
><A
TITLE="table_privileges"
HREF="infoschema-table-privileges.html"
ACCESSKEY="P"
>Prev</A
></TD
><TD
WIDTH="10%"
ALIGN="left"
VALIGN="top"
><A
HREF="information-schema.html"
ACCESSKEY="U"
>Up</A
></TD
><TD
WIDTH="60%"
ALIGN="center"
VALIGN="bottom"
>Chapter 34. The Information Schema</TD
><TD
WIDTH="20%"
ALIGN="right"
VALIGN="top"
><A
TITLE="triggered_update_columns"
HREF="infoschema-triggered-update-columns.html"
ACCESSKEY="N"
>Next</A
></TD
></TR
></TABLE
><HR
ALIGN="LEFT"
WIDTH="100%"></DIV
><DIV
CLASS="SECT1"
><H1
CLASS="SECT1"
><A
NAME="INFOSCHEMA-TABLES"
>34.50. <TT
CLASS="LITERAL"
>tables</TT
></A
></H1
><P
>   The view <TT
CLASS="LITERAL"
>tables</TT
> contains all tables and views
   defined in the current database.  Only those tables and views are
   shown that the current user has access to (by way of being the
   owner or having some privilege).
  </P
><DIV
CLASS="TABLE"
><A
NAME="AEN48771"
></A
><P
><B
>Table 34-48. <TT
CLASS="LITERAL"
>tables</TT
> Columns</B
></P
><TABLE
BORDER="1"
CLASS="CALSTABLE"
><COL><COL><COL><THEAD
><TR
><TH
>Name</TH
><TH
>Data Type</TH
><TH
>Description</TH
></TR
></THEAD
><TBODY
><TR
><TD
><TT
CLASS="LITERAL"
>table_catalog</TT
></TD
><TD
><TT
CLASS="TYPE"
>sql_identifier</TT
></TD
><TD
>Name of the database that contains the table (always the current database)</TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>table_schema</TT
></TD
><TD
><TT
CLASS="TYPE"
>sql_identifier</TT
></TD
><TD
>Name of the schema that contains the table</TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>table_name</TT
></TD
><TD
><TT
CLASS="TYPE"
>sql_identifier</TT
></TD
><TD
>Name of the table</TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>table_type</TT
></TD
><TD
><TT
CLASS="TYPE"
>character_data</TT
></TD
><TD
>       Type of the table: <TT
CLASS="LITERAL"
>BASE TABLE</TT
> for a
       persistent base table (the normal table type),
       <TT
CLASS="LITERAL"
>VIEW</TT
> for a view, <TT
CLASS="LITERAL"
>FOREIGN TABLE</TT
>
       for a foreign table, or
       <TT
CLASS="LITERAL"
>LOCAL TEMPORARY</TT
> for a temporary table
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>self_referencing_column_name</TT
></TD
><TD
><TT
CLASS="TYPE"
>sql_identifier</TT
></TD
><TD
>Applies to a feature not available in <SPAN
CLASS="PRODUCTNAME"
>PostgreSQL</SPAN
></TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>reference_generation</TT
></TD
><TD
><TT
CLASS="TYPE"
>character_data</TT
></TD
><TD
>Applies to a feature not available in <SPAN
CLASS="PRODUCTNAME"
>PostgreSQL</SPAN
></TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>user_defined_type_catalog</TT
></TD
><TD
><TT
CLASS="TYPE"
>sql_identifier</TT
></TD
><TD
>       If the table is a typed table, the name of the database that
       contains the underlying data type (always the current
       database), else null.
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>user_defined_type_schema</TT
></TD
><TD
><TT
CLASS="TYPE"
>sql_identifier</TT
></TD
><TD
>       If the table is a typed table, the name of the schema that
       contains the underlying data type, else null.
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>user_defined_type_name</TT
></TD
><TD
><TT
CLASS="TYPE"
>sql_identifier</TT
></TD
><TD
>       If the table is a typed table, the name of the underlying data
       type, else null.
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>is_insertable_into</TT
></TD
><TD
><TT
CLASS="TYPE"
>yes_or_no</TT
></TD
><TD
>       <TT
CLASS="LITERAL"
>YES</TT
> if the table is insertable into,
       <TT
CLASS="LITERAL"
>NO</TT
> if not (Base tables are always insertable
       into, views not necessarily.)
      </TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>is_typed</TT
></TD
><TD
><TT
CLASS="TYPE"
>yes_or_no</TT
></TD
><TD
><TT
CLASS="LITERAL"
>YES</TT
> if the table is a typed table, <TT
CLASS="LITERAL"
>NO</TT
> if not</TD
></TR
><TR
><TD
><TT
CLASS="LITERAL"
>commit_action</TT
></TD
><TD
><TT
CLASS="TYPE"
>character_data</TT
></TD
><TD
>       If the table is a temporary table, then
       <TT
CLASS="LITERAL"
>PRESERVE</TT
>, else null.  (The SQL standard
       defines other commit actions for temporary tables, which are
       not supported by <SPAN
CLASS="PRODUCTNAME"
>PostgreSQL</SPAN
>.)
      </TD
></TR
></TBODY
></TABLE
></DIV
></DIV
><DIV
CLASS="NAVFOOTER"
><HR
ALIGN="LEFT"
WIDTH="100%"><TABLE
SUMMARY="Footer navigation table"
WIDTH="100%"
BORDER="0"
CELLPADDING="0"
CELLSPACING="0"
><TR
><TD
WIDTH="33%"
ALIGN="left"
VALIGN="top"
><A
HREF="infoschema-table-privileges.html"
ACCESSKEY="P"
>Prev</A
></TD
><TD
WIDTH="34%"
ALIGN="center"
VALIGN="top"
><A
HREF="index.html"
ACCESSKEY="H"
>Home</A
></TD
><TD
WIDTH="33%"
ALIGN="right"
VALIGN="top"
><A
HREF="infoschema-triggered-update-columns.html"
ACCESSKEY="N"
>Next</A
></TD
></TR
><TR
><TD
WIDTH="33%"
ALIGN="left"
VALIGN="top"
><TT
CLASS="LITERAL"
>table_privileges</TT
></TD
><TD
WIDTH="34%"
ALIGN="center"
VALIGN="top"
><A
HREF="information-schema.html"
ACCESSKEY="U"
>Up</A
></TD
><TD
WIDTH="33%"
ALIGN="right"
VALIGN="top"
><TT
CLASS="LITERAL"
>triggered_update_columns</TT
></TD
></TR
></TABLE
></DIV
></BODY
></HTML
>